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lib/App/Fasops/Command/check.pm  view on Meta::CPAN

package App::Fasops::Command::check;
use strict;
use warnings;
use autodie;

use App::Fasops -command;
use App::RL::Common;
use App::Fasops::Common;


sub abstract {
    return 'check genome locations in (blocked) fasta headers';
}

sub opt_spec {
    return (
        [ "outfile|o=s", "Output filename. [stdout] for screen." ],
        [ "name|n=s",    "Which species to be checked, omit this will check all sequences" ],
        { show_defaults => 1, }
    );
}

sub usage_desc {
    return "fasops check [options] <infile> <genome.fa>";
}

sub description {
    my $desc;
    $desc .= ucfirst(abstract) . ".\n";
    $desc .= <<'MARKDOWN';

* <infiles> are paths to axt files, .axt.gz is supported
* infile == stdin means reading from STDIN
* <genome.fa> is one multi fasta file contains genome sequences

MARKDOWN

    return $desc;
}

sub validate_args {
    my ( $self, $opt, $args ) = @_;

    if ( @{$args} != 2 ) {
        my $message = "This command need two input files.\n\tIt found";
        $message .= sprintf " [%s]", $_ for @{$args};
        $message .= ".\n";
        $self->usage_error($message);
    }
    for ( @{$args} ) {
        next if lc $_ eq "stdin";
        if ( !Path::Tiny::path($_)->is_file ) {
            $self->usage_error("The input file [$_] doesn't exist.");
        }
    }

    if ( !exists $opt->{outfile} ) {
        $opt->{outfile} = Path::Tiny::path( $args->[0] )->absolute . ".check.txt";
    }

    # samtools should be in $PATH
    if ( !IPC::Cmd::can_run("samtools") ) {
        $self->usage_error("Can't find [samtools].");
    }
}

sub execute {
    my ( $self, $opt, $args ) = @_;

    my $in_fh;
    if ( lc $args->[0] eq "stdin" ) {
        $in_fh = *STDIN{IO};